The movement with grid pattern was "fabriqué en Suisse". Indeed, it belongs to a vintage Swiss made mechanical watch. If you pay enough attention to it, you can find "17 jewel Swiss" on its surface.From mid 19th century, neutral gems like quartz, sapphire, ruby or even diamond were used to reduce friction in watches. Making the watch more accurate and enhance the life of bearing, on the other hand to prolong the lifetime of a watch.While "17 jewel" indicate watch, which every bearing from the balance wheel to the center wheel pivot bearings were jeweled, so it was considered a 'fully jeweled' watch.

This ring is not open for customer-made. Only available while stock last.Available now in DéjàVu only.Switzerland made antique mechanical watch movement, surface checkered decoration.Representatives of the movement in the number of 17 jewels gems (or drilling) is. 17 is the standard manual mechanical watch the most basic number of pieces, we see the red part of the artificial ruby.Ruby drilling as bearing tables can greatly reduce friction and damage, but also significantly improve the life of the movement. Each one has its function.